#include <stdio.h>
#include <windows.h>

int main()
{
    float x,y,a;
    for(y=1.5;y>-1.5;y-=0.1)
    {
        for(x=-1.5;x<1.5;x+=0.05)
        {
            a=x*x+y*y-1;
            putchar(a*a*a-x*x*y*y*y<=0.0?'*':' ');
        }
        system("color c");
        printf("\n");
    }
    return 0;
}
